PROBLEM TO BE SOLVED: To provide a weighing device which facilitates intuitive and easy understanding of the content of a preparation work executed since a weighing work of two mixed objects can be smoothly performed and which facilitates fine adjustment of a mixing amount.SOLUTION: A weighing device includes: mixed ratio storage means for storing a plurality of mixed ratios according to the softness of dental materials after mixed first weighing means second weighing means mixed ratio extraction means for extracting one mixed ratio corresponding to information relating to the softness of the dental material after mixing desired by a user target difference calculation means for calculating a target difference which is a difference between a target value of the material weighed in the second weighing means calculated based on the weighing result by the first weighing means and one mixed ratio, and the weighing result by the second weighing means and working state indicating means for indicating a progress state relating to the weighing work on the basis of the target difference.SELECTED DRAWING: Figure 2COPYRIGHT: (C)2016,JPO&INPIT【課題】 開示の計量装置は、2つの混合対象物の計量作業を流れ良く行うことができるため、行っている調合作業の内容を直感的に理解し易く、また、調合量の微調整を容易に行うことができる。【解決手段】 開示の計量装置は、混合後の歯科用材料の軟らかさに応じた複数の混合比を記憶する混合比記憶手段と、第1の計量手段と、第2の計量手段と、ユーザーが希望する混合後の歯科用材料の軟らかさに関する情報に対応する一の混合比を抽出する混合比抽出手段と、第1の計量手段による計量結果及び一の混合比に基づき算出される第2の計量手段において計量する物質の目標値と、第2の計量手段による計量結果との差である目標差異を算出する目標差異算出手段と、目標差異に基づいて計量作業に関する進捗状況を報知する作業状態報知手段と、を有することを特徴とする。【選択図】図2
